diff --git a/go/client_app/imdb_client.go b/go/client_app/imdb_client.go
index aef823ed2c5209217d4f60f93d19006e67dca35d..079ddbbda50ce159b29b9835f947a47ce7d47791 100644
--- a/go/client_app/imdb_client.go
+++ b/go/client_app/imdb_client.go
@@ -28,7 +28,7 @@ func main() {
      var config_file_path string
      config_file_path = os.Args[1]
      handle := serving_client.LoadModelConfig(config_file_path)
-     handle = serving_client.Connect("127.0.0.1", "9292", handle)
+     handle = serving_client.Connect("127.0.0.1", "9393", handle)
 
      test_file_path := os.Args[2]
      fi, err := os.Open(test_file_path)
diff --git a/go/serving_client/serving_client_api.go b/go/serving_client/serving_client_api.go
index 6fcdb9454d04fb134470902e7713b4c40e197d37..bb77897f08dce2f57f39d9f5c9f183c6d7c323c1 100644
--- a/go/serving_client/serving_client_api.go
+++ b/go/serving_client/serving_client_api.go
@@ -43,11 +43,12 @@ type FetchInst struct {
 type Request struct {
      Insts   []FeedInst `json:"insts"`
      FetchVarNames	[]string `json:"fetch_var_names"`
+     ProfileServer	bool `json:"profile_server"`
 }
 
 type Response struct {
      Insts    []FetchInst `json:"insts"`
-     MeanInferUs	  float32 `json:"mean_infer_us"`
+     ProfileTime	  []int64 `json:"profile_time"`     
 }
 
 type Handle struct {
@@ -125,9 +126,13 @@ func Predict(handle Handle, int_feed_map map[string][]int64, fetch []string) map
 
      inst.TensorArray = tensor_array
 
+     var profiletime bool
+     profiletime = false
+
      req := &Request{
      	 Insts: []FeedInst{inst},
-	 FetchVarNames: fetch}
+	 FetchVarNames: fetch,
+	 ProfileTime: profiletime}
 
      b, err := json.Marshal(req)